When did Transition Therapeutics complete its IPO and what price was offered?

Transition Therapeutics' IPO closed on February 28, 2001 at a price of $1.25 per share.

On what stock exchange is Transition listed? What is its stock symbol?

Transition Therapeutics trades on the Toronto Stock Exchange (TSX) under the symbol 'TTH' and the NASDAQ under the symbol 'TTHI'.

How many shares are outstanding?

Approximately 23 million common shares are outstanding as of July 18, 2007.

Who is Transition Therapeutics' transfer agent?

The Computershare Trust Company of Canada.
1-888-267-6555
530 - 8th Avenue S.W., 6th floor
Calgary, AB, Canada T2P 3S8

I am a shareholder and I have lost my stock certificates. How can I replace them?

Please contact our transfer agent.
The Computershare Trust Company of Canada.
1-888-267-6555
530 - 8th Avenue S.W., 6th floor
Calgary, AB, Canada T2P 3S8

Who are Transition Therapeutics' auditors?

PricewaterhouseCoopers
416-863-1133
Royal Trust Tower, Toronto-Dominion Centre
77 King Street West, Suite 3000
Toronto, Ontario M5K 1G8

How can I be informed of upcoming events and new press releases?

Please visit our home page and enter your information in the "Stay Informed" section. By doing so, you can receive press releases and any other updates regarding Transition Therapeutics Inc.

I did not find an answer to my question. Whom can I contact?

Ms. Crystal Cockerham
Investor Relations Manager
416.263.1213 ext. 243